Despite suffering a narrow defeat against Diego Simeone's side, the former Brentford man showed his class during a 21-minute cameo at the Ullevaal Stadion, almost providing an assist for club captain Harry Maguire along the way.
With Joao Felix's late strike proving pivotal for the Spanish side, Elanga was keen to look forward, insisting the impression Eriksen has made bodes well for the upcoming season.
''In training his little touches and the way he scans around the pitch, he's a top player to work with and you can see he's really good to play with,'' began Elanga, as he spoke to MUTV in Oslo.